Yokogawa ADM51C-2 Contact Output Module
Configured for discrete load switching and pulse generation in CENTUM CS 3000 and CENTUM CS 1000 systems, the Yokogawa ADM51C-2 (ADM51C Digital Output Module) provides direct physical/electrical execution.
Suffix Breakdown & Model Matrix
| Base Catalog Number | Suffix Code | Option Code | Functional Description / Configuration |
|---|---|---|---|
| ADM51C | -2 | -- | 16-Point Transistor Contact Output Module (Standard Type) |
| ADM51C | -1 | -- | 16-Point Relay Contact Output Module |
| ADM51C | -2 | /D5A00 | 16-Point Transistor Contact Output Module with KS Cable Adapter Interface |
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ADM51C-2 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 0.30 kg |
| Dimensions | Standard CENTUM CS 3000 / CS 1000 I/O Module Form Factor |
| Operating Temp | 0 to 50 deg C |
| Power Consumption | 600 mA max at 5.0 VDC system bus draw |
| Channel Count | 16 points |
| Output Signal Type | Transistor contact |
| Contact Rating (Resistive) | 30 VDC, 100 mA or less |
| Contact Rating (Inductive) | 30 VDC, 100 mA or less |
| Pulse Width Range | 0.1 to 7200 s |
| Pulse Width Resolution | 20 ms |
Channel-to-Channel Isolation and DCS Integration
The ADM51C-2 module features solid-state transistor switching logic that isolates field load currents from system backplane processing circuits. Hardware-timed pulse duration capabilities ranging from 0.1 to 7200 s offload low-level timing execution from central CPU nodes. Operating within 4-20 mA HART loop and DCS signal interface architectures, the 16 output channels maintain precise switching routines down to a 20 ms pulse resolution without inducing software latency on the system control bus.
Frequently Asked Questions
Q: What are the voltage and current limits for field loads connected to the ADM51C-2?
A: The transistor output contacts are rated for resistive and inductive loads up to 30 VDC at 100 mA or less per point.
Q: What is the backplane power supply current draw for this module?
A: The module draws a maximum current of 600 mA from the internal 5.0 VDC system power rail.
Q: What is the maximum programmable pulse duration and resolution on the ADM51C-2?
A: Pulse width is adjustable from 0.1 to 7200 s with a timing resolution of 20 ms.
Field Installation Guidelines
- Power down the I/O rack backplane before inserting or removing the ADM51C-2 module.
- Align the module circuit board with the chassis slot rails and push firmly until the mounting latch locks into place.
- Wire external DC loads in series with transistor outputs, verifying that voltage and current remain strictly below 30 VDC and 100 mA.
- Install flyback suppression diodes across inductive loads to prevent back-EMF voltage spikes from damaging the solid-state outputs.
- Connect cable drain shields directly to the cabinet ground bar according to standard Yokogawa DCS installation practices.
Yokogawa ADM51C-2 Contact Output Module
Yokogawa ADM51C-2 Contact Output Module
Configured for discrete load switching and pulse generation in CENTUM CS 3000 and CENTUM CS 1000 systems, the Yokogawa ADM51C-2 (ADM51C Digital Output Module) provides direct physical/electrical execution.
Suffix Breakdown & Model Matrix
| Base Catalog Number | Suffix Code | Option Code | Functional Description / Configuration |
|---|---|---|---|
| ADM51C | -2 | -- | 16-Point Transistor Contact Output Module (Standard Type) |
| ADM51C | -1 | -- | 16-Point Relay Contact Output Module |
| ADM51C | -2 | /D5A00 | 16-Point Transistor Contact Output Module with KS Cable Adapter Interface |
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ADM51C-2 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 0.30 kg |
| Dimensions | Standard CENTUM CS 3000 / CS 1000 I/O Module Form Factor |
| Operating Temp | 0 to 50 deg C |
| Power Consumption | 600 mA max at 5.0 VDC system bus draw |
| Channel Count | 16 points |
| Output Signal Type | Transistor contact |
| Contact Rating (Resistive) | 30 VDC, 100 mA or less |
| Contact Rating (Inductive) | 30 VDC, 100 mA or less |
| Pulse Width Range | 0.1 to 7200 s |
| Pulse Width Resolution | 20 ms |
Channel-to-Channel Isolation and DCS Integration
The ADM51C-2 module features solid-state transistor switching logic that isolates field load currents from system backplane processing circuits. Hardware-timed pulse duration capabilities ranging from 0.1 to 7200 s offload low-level timing execution from central CPU nodes. Operating within 4-20 mA HART loop and DCS signal interface architectures, the 16 output channels maintain precise switching routines down to a 20 ms pulse resolution without inducing software latency on the system control bus.
Frequently Asked Questions
Q: What are the voltage and current limits for field loads connected to the ADM51C-2?
A: The transistor output contacts are rated for resistive and inductive loads up to 30 VDC at 100 mA or less per point.
Q: What is the backplane power supply current draw for this module?
A: The module draws a maximum current of 600 mA from the internal 5.0 VDC system power rail.
Q: What is the maximum programmable pulse duration and resolution on the ADM51C-2?
A: Pulse width is adjustable from 0.1 to 7200 s with a timing resolution of 20 ms.
Field Installation Guidelines
- Power down the I/O rack backplane before inserting or removing the ADM51C-2 module.
- Align the module circuit board with the chassis slot rails and push firmly until the mounting latch locks into place.
- Wire external DC loads in series with transistor outputs, verifying that voltage and current remain strictly below 30 VDC and 100 mA.
- Install flyback suppression diodes across inductive loads to prevent back-EMF voltage spikes from damaging the solid-state outputs.
- Connect cable drain shields directly to the cabinet ground bar according to standard Yokogawa DCS installation practices.
